Couple of spring made by K-TECH for ZF 48 mm open cartridge forks from Beta RR 125-200-250-300 2T and RR 350-390-430-480 4T from 2017 to 2024
Available spring rate: K 4.2 / 4.4 / 4.6 / 4.8 / 5.0
Don't fits on ZF and Kayaba closed cartridge forks from Racing models
All K-TECH SUSPENSION springs are manufactured in the UK using the highest quality chromium-silicon alloy steel.
The wire is cold-wound, heat-treated, lengthened, and ground.
The fork springs are polished and the load rating is laser-marked.